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authorEnric Balletbo i Serra <eballetbo@iseebcn.com>2009-09-28 10:30:49 +0200
committerRichard Purdie <rpurdie@linux.intel.com>2009-10-14 16:16:04 +0100
commit5a8dd658727c82578771b2351dadc061c5f93b09 (patch)
tree80f2a5c645c60685be6a28f0633fbd70c563f63c
parent76425295541165421914ef354900a3f2534f59f2 (diff)
downloadpoky-5a8dd658727c82578771b2351dadc061c5f93b09.tar.gz
xf86-video-omapfb: Add X.Org driver for TI OMAP framebuffers
Sync with OE.dev Signed-off-by: Enric Balletbo i Serra <eballetbo@iseebcn.com> Signed-off-by: Richard Purdie <rpurdie@linux.intel.com>
Diffstat
-rw-r--r--meta/conf/distro/include/poky-fixed-revisions.inc1
-rw-r--r--meta/packages/xorg-driver/xf86-video-omapfb/omapfb-neon.diff146
-rw-r--r--meta/packages/xorg-driver/xf86-video-omapfb_git.bb22
3 files changed, 169 insertions, 0 deletions
diff --git a/meta/conf/distro/include/poky-fixed-revisions.inc b/meta/conf/distro/include/poky-fixed-revisions.inc
index a017e180ff..60092feef9 100644
--- a/meta/conf/distro/include/poky-fixed-revisions.inc
+++ b/meta/conf/distro/include/poky-fixed-revisions.inc
@@ -180,6 +180,7 @@ SRCREV_pn-xcb-proto-native ?= "d81ca233e98be8fa59e8c90d262c0516944c5a66"
180SRCREV_pn-libxext ?= "49563f5d76637e2ca28fe0b91ce3114271c0955d" 180SRCREV_pn-libxext ?= "49563f5d76637e2ca28fe0b91ce3114271c0955d"
181SRCREV_pn-xf86-video-intel ?= "87ea531c5dc5b39809395b277c330854aaaaf019" 181SRCREV_pn-xf86-video-intel ?= "87ea531c5dc5b39809395b277c330854aaaaf019"
182SRCREV_pn-xf86-video-intel-dri2 = "3dd7f0f9423bb891bc99cd3b77dc3d57e057a7ef" 182SRCREV_pn-xf86-video-intel-dri2 = "3dd7f0f9423bb891bc99cd3b77dc3d57e057a7ef"
183SRCREV_pn-xf86-video-omapfb = "5317aae587a2bf48f07a8c06bfaf7bcbfd23bafc"
183SRCREV_pn-xf86-input-keyboard ?= "3e28d68b50d291938734e9684b8296ca864f3892" 184SRCREV_pn-xf86-input-keyboard ?= "3e28d68b50d291938734e9684b8296ca864f3892"
184SRCREV_pn-xf86-input-mouse ?= "ea5cfe804e112f320f14ad896c7802d53551d3e6" 185SRCREV_pn-xf86-input-mouse ?= "ea5cfe804e112f320f14ad896c7802d53551d3e6"
185SRCREV_pn-xf86-input-synaptics ?= "934bc0012f948c52aadc8eda912f7728fb7394a2" 186SRCREV_pn-xf86-input-synaptics ?= "934bc0012f948c52aadc8eda912f7728fb7394a2"
diff --git a/meta/packages/xorg-driver/xf86-video-omapfb/omapfb-neon.diff b/meta/packages/xorg-driver/xf86-video-omapfb/omapfb-neon.diff
new file mode 100644
index 0000000000..325ca66f0c
--- /dev/null
+++ b/meta/packages/xorg-driver/xf86-video-omapfb/omapfb-neon.diff
@@ -0,0 +1,146 @@
1--- /tmp/image-format-conversions.h 2009-02-03 10:18:04.000000000 +0100
2+++ git/src/image-format-conversions.h 2009-02-03 10:19:18.000000000 +0100
3@@ -30,6 +30,8 @@
4 /* Basic C implementation of YV12/I420 to UYVY conversion */
5 void uv12_to_uyvy(int w, int h, int y_pitch, int uv_pitch, uint8_t *y_p, uint8_t *u_p, uint8_t *v_p, uint8_t *dest);
6
7+/* NEON implementation of YV12/I420 to UYVY conversion */
8+void uv12_to_uyvy_neon(int w, int h, int y_pitch, int uv_pitch, uint8_t *y_p, uint8_t *u_p, uint8_t *v_p, uint8_t *dest);
9
10 #endif /* __IMAGE_FORMAT_CONVERSIONS_H__ */
11
12--- /tmp/image-format-conversions.c 2009-02-03 10:18:04.000000000 +0100
13+++ git/src/image-format-conversions.c 2009-02-03 10:16:47.000000000 +0100
14@@ -2,6 +2,7 @@
15 * Copyright 2008 Kalle Vahlman, <zuh@iki.fi>
16 * Ilpo Ruotsalainen, <lonewolf@iki.fi>
17 * Tuomas Kulve, <tuomas.kulve@movial.com>
18+ * Ian Rickards, <ian.rickards@arm.com>
19 *
20 *
21 * Permission to use, copy, modify, distribute and sell this software and its
22@@ -89,3 +90,104 @@
23 }
24 }
25
26+void uv12_to_uyvy_neon(int w, int h, int y_pitch, int uv_pitch, uint8_t *y_p, uint8_t *u_p, uint8_t *v_p, uint8_t *dest)
27+{
28+ int x, y;
29+ uint8_t *dest_even = dest;
30+ uint8_t *dest_odd = dest + w * 2;
31+ uint8_t *y_p_even = y_p;
32+ uint8_t *y_p_odd = y_p + y_pitch;
33+
34+ /*ErrorF("in uv12_to_uyvy, w: %d, pitch: %d\n", w, pitch);*/
35+ if (w<16)
36+ {
37+ for (y=0; y<h; y+=2)
38+ {
39+ for (x=0; x<w; x+=2)
40+ {
41+ /* Output two 2x1 macroblocks to form a 2x2 block from input */
42+ uint8_t u_val = *u_p++;
43+ uint8_t v_val = *v_p++;
44+
45+ /* Even row, first pixel */
46+ *dest_even++ = u_val;
47+ *dest_even++ = *y_p_even++;
48+
49+ /* Even row, second pixel */
50+ *dest_even++ = v_val;
51+ *dest_even++ = *y_p_even++;
52+
53+ /* Odd row, first pixel */
54+ *dest_odd++ = u_val;
55+ *dest_odd++ = *y_p_odd++;
56+
57+ /* Odd row, second pixel */
58+ *dest_odd++ = v_val;
59+ *dest_odd++ = *y_p_odd++;
60+ }
61+
62+ dest_even += w * 2;
63+ dest_odd += w * 2;
64+
65+ u_p += ((uv_pitch << 1) - w) >> 1;
66+ v_p += ((uv_pitch << 1) - w) >> 1;
67+
68+ y_p_even += (y_pitch - w) + y_pitch;
69+ y_p_odd += (y_pitch - w) + y_pitch;
70+ }
71+ }
72+ else
73+ {
74+ for (y=0; y<h; y+=2)
75+ {
76+ x=w;
77+ do {
78+ // avoid using d8-d15 (q4-q7) aapcs callee-save registers
79+ asm volatile (
80+ "1:\n\t"
81+ "vld1.u8 {d0}, [%[u_p]]!\n\t"
82+ "sub %[x],%[x],#16\n\t"
83+ "cmp %[x],#16\n\t"
84+ "vld1.u8 {d1}, [%[v_p]]!\n\t"
85+ "vld1.u8 {q1}, [%[y_p_even]]!\n\t"
86+ "vzip.u8 d0, d1\n\t"
87+ "vld1.u8 {q2}, [%[y_p_odd]]!\n\t"
88+ // use 2-element struct stores to zip up y with y&v
89+ "vst2.u8 {q0,q1}, [%[dest_even]]!\n\t"
90+ "vmov.u8 q1, q2\n\t"
91+ "vst2.u8 {q0,q1}, [%[dest_odd]]!\n\t"
92+ "bhs 1b\n\t"
93+ : [u_p] "+r" (u_p), [v_p] "+r" (v_p), [y_p_even] "+r" (y_p_even), [y_p_odd] "+r" (y_p_odd),
94+ [dest_even] "+r" (dest_even), [dest_odd] "+r" (dest_odd),
95+ [x] "+r" (x)
96+ :
97+ : "cc", "memory", "d0","d1","d2","d3","d4","d5"
98+ );
99+ if (x!=0)
100+ {
101+ // overlap final 16-pixel block to process requested width exactly
102+ x = 16-x;
103+ u_p -= x/2;
104+ v_p -= x/2;
105+ y_p_even -= x;
106+ y_p_odd -= x;
107+ dest_even -= x*2;
108+ dest_odd -= x*2;
109+ x = 16;
110+ // do another 16-pixel block
111+ }
112+ }
113+ while (x!=0);
114+
115+ dest_even += w * 2;
116+ dest_odd += w * 2;
117+
118+ u_p += ((uv_pitch << 1) - w) >> 1;
119+ v_p += ((uv_pitch << 1) - w) >> 1;
120+
121+ y_p_even += (y_pitch - w) + y_pitch;
122+ y_p_odd += (y_pitch - w) + y_pitch;
123+ }
124+ }
125+}
126+
127--- /tmp/omapfb-xv-generic.c 2009-02-03 10:52:18.000000000 +0100
128+++ git/src/omapfb-xv-generic.c 2009-02-03 10:52:24.000000000 +0100
129@@ -240,7 +240,7 @@
130 uint8_t *yb = buf;
131 uint8_t *ub = yb + (src_y_pitch * src_h);
132 uint8_t *vb = ub + (src_uv_pitch * (src_h / 2));
133- uv12_to_uyvy(src_w & ~15,
134+ uv12_to_uyvy_neon(src_w & ~15,
135 src_h & ~15,
136 src_y_pitch,
137 src_uv_pitch,
138@@ -256,7 +256,7 @@
139 uint8_t *yb = buf;
140 uint8_t *vb = yb + (src_y_pitch * src_h);
141 uint8_t *ub = vb + (src_uv_pitch * (src_h / 2));
142- uv12_to_uyvy(src_w & ~15,
143+ uv12_to_uyvy_neon(src_w & ~15,
144 src_h & ~15,
145 src_y_pitch,
146 src_uv_pitch,
diff --git a/meta/packages/xorg-driver/xf86-video-omapfb_git.bb b/meta/packages/xorg-driver/xf86-video-omapfb_git.bb
new file mode 100644
index 0000000000..a14ab220ea
--- /dev/null
+++ b/meta/packages/xorg-driver/xf86-video-omapfb_git.bb
@@ -0,0 +1,22 @@
1require xf86-driver-common.inc
2
3DESCRIPTION = "X.Org X server -- OMAP display driver"
4DEPENDS += "virtual/libx11"
5
6PE = "1"
7PR = "r0"
8PV = "0.1.1+git${SRCPV}"
9
10SRC_URI = "git://git.pingu.fi/xf86-video-omapfb.git;protocol=http \
11 "
12
13S = "${WORKDIR}/git"
14
15EXTRA_OECONF_armv7a = " --enable-neon "
16CFLAGS += " -I${STAGING_INCDIR}/xorg "
17
18# Use overlay 2 on omap3 to enable other apps to use overlay 1 (e.g. dmai or omapfbplay)
19do_compile_prepend_armv7a () {
20 sed -i -e s:fb1:fb2:g ${S}/src/omapfb-xv.c
21}
22
generated by cgit v1.2.3-54-g00ecf (git 2.39.0) at 2025-12-02 06:46:41 +0000